Question

If c(x) = 4x – 2 and d(x) = x^2+ 5x, what is (c circle d) (x)?

Answer 1

Answer:

4x² + 20x - 2

Step-by-step explanation:

To evaluate (c ￮ d)(x), substitute x = d(x) into c(x)

c(x² + 5x)

= 4(x² + 5x) - 2

= 4x² + 20x - 2